Medical fluid adaptor



FIG. 1 is a perspective view of our new, original and ornamental design;

FIG. 2 is a front elevational view thereof, the left side, right side and rear elevational views being identical thereto;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The structure shown in phantom is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a medical fluid adaptor, as shown and described. 